(19)

(11)

EP 2 504 921 A2

(12)

(88) Date of publication A3: 15.09.2011 (43) Date of publication: 03.10.2012 Bulletin 2012/40 (21) Application number: 10832318.9 (22) Date of filing: 22.11.2010

(51) International Patent Classification (IPC):  H03G 3/30(2006.01) H04B 1/06(2006.01) (86) International application number: PCT/US2010/057616 (87) International publication number: WO 2011/063330 (26.05.2011 Gazette 2011/21)

(84) Designated Contracting States: AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR (30) Priority: 23.11.2009 US 263684 P (71) Applicant: Hittite Microwave Corporation Chelmsford, MA 01824 (US)	(72) Inventors: TOKMAK, Savas Istanbul (TR) EKEN, Yalcin, Alper Istanbul (TR) (74) Representative: Ahmad, Sheikh Shakeel  Keltie LLP Fleet Place House 2 Fleet Place London EC4M 7ET London EC4M 7ET (GB)